What good is a gaming laptop without a screen that can actually render your games? Now certainly, you can connect an external razer laptop monitor, but if you can't actually play on your gaming laptop without that external monitor, then your laptop isn't all that mobile.
While the technology and terminology for LCDs (liquid crystal displays) could take up an entire article in itself, there are a few key points to keep in mind when choosing from available LCD options for your new gaming laptop computer: native resolution, aspect ratio, rise and fall time, contrast, viewing angle, and size.